RAO, A. Acoustic Emission and Signal Analysis. Defence Science Journal, [S. l.], v. 40, n. 1, p. 55–70, 2013. DOI: 10.14429/dsj.40.4450. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/4450. Acesso em: 3 aug. 2025.